47 lines
956 B
Perl
Executable File
47 lines
956 B
Perl
Executable File
#!/usr/bin/perl
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use strict;
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my $deps = {};
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for my $line (split /\n/, `grep '^#include "' *.cpp *.h`)
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{
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if ($line =~ /^([^:]+):\#include "([^"]+)"/s)
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{
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$deps->{$1}->{$2} = 1;
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}
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}
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my $added;
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do
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{
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$added = 0;
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for my $file (keys %$deps)
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{
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for my $dep (keys %{$deps->{$file}})
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{
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if ($deps->{$dep})
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{
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for my $subdep (keys %{$deps->{$dep}})
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{
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if (!$deps->{$file}->{$subdep})
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{
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$added = 1;
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$deps->{$file}->{$subdep} = 1;
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}
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}
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}
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}
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}
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} while ($added);
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for my $file (sort keys %$deps)
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{
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if ($file =~ /\.cpp$/)
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{
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my $obj = $file;
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$obj =~ s/\.cpp$/.o/s;
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print "$obj: $file ".join(" ", sort keys %{$deps->{$file}})."\n";
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print "\tg++ \$(CXXFLAGS) -c -o \$\@ \$\<\n";
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}
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}
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